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ISO 22578-2:2024

Graphical symbols — Safety colours and safety signs — Part 2: Measurement of photopic luminance of phosphorescent components used in a natural disaster safety way guidance system ISO 22578-2:2024

Publication date:   Feb 27, 2024

95.99   Withdrawal of Standard   Oct 21, 2025

General information

95.99   Withdrawal of Standard   Oct 21, 2025

ISO

ISO/TC 145/SC 2 Safety identification, signs, shapes, symbols and colours

International Standard

01.080.10   Public information symbols. Signs. Plates. Labels

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Scope

This document specifies the laboratory test method for the measurement of photopic luminance of phosphorescent materials classified in accordance with ISO 22578.

Life cycle

NOW

WITHDRAWN
ISO 22578-2:2024
95.99 Withdrawal of Standard
Oct 21, 2025

REVISED BY

PUBLISHED
ISO 22578:2025




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